5.15-stable review patch. If anyone has any objections, please let me know.
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From: Pablo Neira Ayuso pablo@netfilter.org
commit efefd4f00c967d00ad7abe092554ffbb70c1a793 upstream.
Add missing decorator type to lookup expression and tighten WARN_ON_ONCE check in pipapo to spot earlier that this is unset.
Fixes: 29b359cf6d95 ("netfilter: nft_set_pipapo: walk over current view on netlink dump") Signed-off-by: Pablo Neira Ayuso pablo@netfilter.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- net/netfilter/nft_lookup.c | 1 + net/netfilter/nft_set_pipapo.c | 3 ++- 2 files changed, 3 insertions(+), 1 deletion(-)
--- a/net/netfilter/nft_lookup.c +++ b/net/netfilter/nft_lookup.c @@ -211,6 +211,7 @@ static int nft_lookup_validate(const str return 0;
iter.genmask = nft_genmask_next(ctx->net); + iter.type = NFT_ITER_UPDATE; iter.skip = 0; iter.count = 0; iter.err = 0; --- a/net/netfilter/nft_set_pipapo.c +++ b/net/netfilter/nft_set_pipapo.c @@ -2046,7 +2046,8 @@ static void nft_pipapo_walk(const struct const struct nft_pipapo_field *f; int i, r;
- WARN_ON_ONCE(iter->type == NFT_ITER_UNSPEC); + WARN_ON_ONCE(iter->type != NFT_ITER_READ && + iter->type != NFT_ITER_UPDATE);
rcu_read_lock(); if (iter->type == NFT_ITER_READ)